Supplemental Balance Sheet Information (Tables)

9 Months Ended

Sep. 30, 2012

Supplemental Balance Sheet Information [Abstract]

Cash and cash equivalents.

	September 30, 2012		December 31, 2011
Cash and cash equivalents.
Cash and money market funds	$	135.4	$	49.8
Commercial paper	120.2		—
Total	$	255.6	$	49.8

Trade Receivables

Trade Receivables.
Billed trade receivables	$	150.5		$	98.9
Unbilled trade receivables – Note 1	6.6			0.9
Trade receivables, gross	157.1			99.8
Allowance for doubtful receivables	(0.7		)	(0.9		)
Trade receivables, net	$	156.4		$	98.9

Inventories

Inventories.
Finished products	$	60.4	$	75.9
Work-in-process	66.0		57.5
Raw materials	46.3		58.1
Operating supplies and repair and maintenance parts	16.3		14.2
Total	$	189.0	$	205.7

Prepaid Expenses and Other Current Assets

Prepaid Expenses and Other Current Assets.
Current derivative assets – Notes 10 and 11	$	2.6	$	—
Current deferred tax assets	63.0		63.0
Current portion of option premiums paid – Notes 10 and 11	0.2		0.4
Short-term restricted cash	1.3		7.8
Prepaid taxes	1.4		3.8
Prepaid expenses	4.6		3.9
Total	$	73.1	$	78.9

Property, Plant and Equipment - Net

Property, Plant and Equipment - Net.
Land and improvements	$	22.6		$	22.6
Buildings and leasehold improvements	50.5			45.9
Machinery and equipment	391.6			356.7
Construction in progress	9.8			24.1
Active property, plant and equipment, gross	474.5			449.3
Accumulated depreciation	(105.2		)	(86.9		)
Active property, plant and equipment, net	369.3			362.4
Idled equipment	5.4			5.4
Total	$	374.7		$	367.8

Other Assets

Other Assets.
Derivative assets – Notes 10 and 11	$	52.9	$	46.2
Option premiums paid – Notes 10 and 11	—		0.1
Restricted cash	10.1		10.4
Long-term income tax receivable	2.9		2.8
Deferred financing costs	12.5		7.8
Available for sale securities	5.7		4.9
Other	0.1		0.1
Total	$	84.2	$	72.3

Other Accrued Liabilities

Other Accrued Liabilities.
Current derivative liabilities – Notes 10 and 11	$	4.0	$	14.8
Current portion of option premiums received – Notes 10 and 11	0.1		0.1
Accrued book overdraft (uncleared cash disbursement)	4.0		—
Taxes payable	4.5		2.6
Accrued freight	2.3		2.4
Short-term environmental accrual – Note 9	2.3		1.2
Accrued interest	10.7		2.3
Short-term deferred revenue – Note 1	9.2		13.5
Other	4.8		4.1
Total	$	41.9	$	41.0

Long-term Liabilities

Long-term Liabilities.
Derivative liabilities – Notes 10 and 11	$	59.2	$	55.5
Option premiums received – Notes 10 and 11	—		0.1
Income tax liabilities	14.6		13.4
Workers’ compensation accruals	20.8		20.8
Long-term environmental accrual – Note 9	19.6		20.8
Long-term asset retirement obligations	3.9		3.8
Long-term deferred revenue – Note 1	0.8		3.3
Deferred compensation liability	5.9		5.1
Other long-term liabilities	3.5		3.2
Total	$	128.3	$	126.0